<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>4，angularJS指令</title>
    <script src="http://apps.bdimg.com/libs/angular.js/1.4.6/angular.min.js"></script>
</head>

<body> <div ng-app="myApp" ng-controller="personCtrl">

    名: <input type="text" ng-model="firstName"><br>
    姓: <input type="text" ng-model="lastName"><br>
    <br>
    姓名: {{fullName()   | uppercase|lowercase}}
    姓名: {{fullName2|lowercase}}
    <hr/>
    总价:{{quantity * price | currency}}

</div>

<script>
    var app = angular.module('myApp', []);
    app.controller('personCtrl', function($scope) {
        $scope.firstName = "John";
        $scope.lastName = "Doe";
        $scope.fullName = function() {
            return $scope.firstName + " " + $scope.lastName;
        }
        $scope.fullName2 = $scope.firstName + " " + $scope.lastName;
        $scope.quantity =10;
        $scope.price = 5;
    });
</script>
</body>

</html>